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Re: Cache lookup failed error in tsearch2?

From: "Andrew J(dot) Kopciuch" <akopciuch(at)bddf(dot)ca>
To: pgsql-hackers(at)postgresql(dot)org
Subject: Re: Cache lookup failed error in tsearch2?
Date: 2006-01-24 09:26:14
Message-ID: 200601240226.15123.akopciuch@bddf.ca (view raw or flat)
Thread:
Lists: pgsql-hackers
On Tuesday 24 January 2006 02:03, Christopher Kings-Lynne wrote:
> What would be the cause of this error after upgrading from pgsql 7.4 to
> 8.1?
>
> usatest=# SELECT lexize[1] FROM lexize('en_stem', 'bacon');
> ERROR:  cache lookup failed for function 861011
>
> Does tsearch2 need to somehow be tweaked after the upgrade?
>


How did you dump and reload?

In 7.4 OIDs were used as column types in tsearch2.  They were changed to 
regprocedure types.  

There is a patch to apply to tsearch2 for 7.4 :
http://www.sai.msu.su/~megera/postgres/gist/tsearch/V2/regprocedure_7.4.patch.gz

You can also use the sql script I wrote to make mods to your tsearch2 tables 
real time so a dump / reload will work :
http://www.sai.msu.su/~megera/postgres/gist/tsearch/V2/regprocedure_update.sql


Andy

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